* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: #ffffff;
    color: #1a1a1a;
    font-family: monospace;
    line-height: 1.6;
    padding: 20px;
    max-width: 900px;
    margin: 0 auto;
}

h1 {
    font-size: 2.5em;
    font-weight: normal;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

h2 {
    font-size: 1.5em;
    font-weight: normal;
    margin: 40px 0 20px 0;
    text-transform: uppercase;
    letter-spacing: 3px;
}

p {
    margin-bottom: 15px;
    font-size: 1em;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.lamp-item {
    border: 1px solid #1a1a1a;
    padding: 0;
    text-decoration: none;
    color: inherit;
    display: block;
    transition: opacity 0.2s;
}

.lamp-item:hover {
    opacity: 0.7;
}

.lamp-img {
    width: 100%;
    height: 300px;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid #1a1a1a;
    overflow: hidden;
}

.lamp-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.lamp-info {
    padding: 15px;
}

.lamp-info h3 {
    font-weight: normal;
    margin-bottom: 10px;
    font-size: 1.1em;
}

hr {
    border: none;
    border-top: 1px solid #1a1a1a;
    margin: 40px 0;
}

.contact {
    margin-top: 40px;
}

a {
    color: #1a1a1a;
}

footer {
    margin-top: 60px;
    padding-top: 20px;
    border-top: 1px solid #1a1a1a;
    font-size: 0.9em;
}

.back-link {
    display: inline-block;
    margin-bottom: 20px;
}

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 30px 0;
}

.product-detail img {
    width: 100%;
    border: 1px solid #1a1a1a;
}

.product-info-detail {
    padding: 20px 0;
}

.product-info-detail h3 {
    font-weight: normal;
    margin: 20px 0 10px 0;
    font-size: 1.2em;
}

@media (max-width: 768px) {
    .logo-group img {
        height: 62px;
    }

    .logo-group h1 {
        font-size: 1.5rem;
    }

    .product-detail {
        grid-template-columns: 1fr;
    }
}